Browse Questions and Answers

In cosmetic formulations, are C14-22 alcohols considered the same group as other alcohols like solvents (e.g., Ethyl Alcohol, Isopropyl Alcohol) or emollients? How are...

What is the difference between Methyl Ionone Gamma (70%) and Methyl Ionone Gamma (95%) in fragrance formulation?

I am trying to make a sunscreen using the following ingredients: Water, Light Cream Maker, Zinc Oxide 35nm Liquid (15%), and Titanium Dioxide 15nm Liquid (12%). I encountered...

I would like to know the formulations for making scented beads and reed diffusers. Specifically, I need to know the recommended mixing ratios for the ingredients and tips on...

I am trying to make a 2% BHA serum in a water base but am experiencing precipitation. * I first tried dissolving BHA in 7% Isopentyldiol and then adding 91% water, but the BHA...

I would like to request a review of my gentle facial cleanser formula designed for sensitive, oily, acne-prone skin with large pores, dullness, dryness, and loss of firmness. I...

I would like to know how to make a serum with Mandelic Acid at a concentration of 30% using the following formula: * Mandelic Acid: 30% * AnyGel™: 1% * Isopentyldiol: 2% *...

I am making a herbal oil medicine formulation as a Water-in-Oil (W/O) emulsion with 50% oil content. I plan to use `Polyglyceryl-3 Polyricinoleate` and `Magnesium Sulfate` as...

I am making soap using the Cold Process method. Can I use natural extracts and clay in Hot Process soap as well? Specifically, how do natural extracts and clay behave in both...

Do you offer SPF testing services for homemade sunscreen formulations? If so, what are the details, cost, sample requirements, and turnaround time, including measurement of SPF...

I am developing a cream for sensitive, very dry, flaky skin. My proposed formula includes the following ingredients with approximate percentages: * Sodium PCA (2%) * Rhamnose...

Hello team, I purchased raw materials to make my own cosmetic products. However, after using them, I feel pain in both eye sockets, but there is no rash or allergic reaction....

I would like to ask which antioxidant ingredient is the best and which anti-irritant ingredient is the best. Also, which of the following solvents can dissolve L-ascorbic acid,...

Could you please review my anti-aging serum formula? I would like to confirm the compatibility and appropriate usage percentage for each ingredient, especially Allantoin. My...

Could you please explain the difference between Reservoir-Tech and Ethoxydiglycol? Can they be used together in a single formula? Which one is more suitable for a formula...

Which of the following solvents are permitted by the FDA for use in skin creams: * Chloroform * Dichloromethane * Ethyl Acetate * DMSO * Acetone

I am making a clear gel using `Ceteareth-25`, but it produces a lot of foam. I tried using `Silicone Shine` (Phenyl Trimethicone) to reduce the foam, which works, but it makes...

I have a base formula for a gel product with the following ingredients: * Purified Water * Pro Polymer Silk * Aloe Vera Extract * Panthenol * Allantoin * Phenoxyethanol Is this...

I have created a skincare formula and would like your opinion on it. My skin needs hydration, and I am also looking for benefits related to skin firmness and lifting. Please...

I would like a simple formulation for a shampoo that includes Argan Oil. I understand from the staff's reply that the benefits of adding Argan Oil to a wash-off product like...